Am Mittwoch, 28. Januar 2009 20:44 schrieb Michael Schwartzkopff: > Am Mittwoch, 28. Januar 2009 18:22:31 schrieb Christian Schoepplein: > > Hi, > > > > I'm new to HA with Linux and looking for a possibility to build a HA > > cluster with apache, mysql > > and a central file storage. I want to use heartbeat-2 to monitor the > > nodes and services, for sure nothing new and many people have done this > > before, but somehow I have difficulties to get started. I'm still not > > sure if heartbeat is all I need to get such a cluster up and running, > > there is so many other software around which seems also to fit our needs > > (pacemaker, openais, etc.). So the first question would be if I can do > > what I want with heartbeat-2? > > Basically yes. Get a heartbeart version 2.1.4 and you'll be happy. > > > I have 2 identical Debian etch servers with heartbeat-2 installed on > > every machine and first want to configure nodes, the ressources and the > > constrains. Because of the new XML format used in heartbeat-2 another > > difficulty comes up :(. Because I'm blind and the GUI to configure > > nodes, ressources and constrains is not accessible for me :(. Editing > > the cib.xml file manualy is not recommended, but what other > > possibilities do I have to create a working configuration? > > Get some samples from the web site of the project. Copy and paste it to > some local file. Add the configuration to your cluster with cibadmin. > > > Now I have the following questions? > > > > - Is heartbeat-2 the software I'm looking for, can I build a HA cluster > > with apache, mysql and a central file storage with heartbeat-2 only? > > Definitely YES. Perhaps you will change to OpenAIS and pacemaker in the > future. But for now you can start with heartbeat. pacemaker provides the > same function as heartbeat and is based on the same philosophy. > > > - Is there a step to step howto somewhere out that describes all > > necesary steps that are needed to build such a cluster? I found many > > howtos but either they described a setup with heartbeat-1 or the > > graphical frontend was used to create the configuration > > Read the Getting Startet pages of linux-ha.org or get a good book. I can > recommend the one from O'Rilley!
Did you mean from O'Reilly ? Yes, I did it read - really good work ! Best regards Nikita Michalko > > > - Is there another way to build the configuration of nodes, ressources > > and constrains without using the GUI? I saw cibadmin for example but > > with this tool I have to know the XML structure of the cib.xml file > > very detailed it seems. Also I read something about a webinterface > > that can be used but also I was not able to get more detailed > > information :(. > > In pacemaker there is a simplified CLI. But I did not have too much > experiance with it. > > > Sorry for the newby questions but for a beginner the whole thing is a > > little confusing, especialy if it is not possible to go the normal way > > to configure a HA cluster with heartbeat-2. > > No problem. Everybody once started with heartbeat. By the way, if you do > not configuration according to version 2 (crm on) that you still can use > teh haresources config files. > > > Thanks for anny help or tip that can help me to get started! > > > > > > Cheers, > > > > Christian _______________________________________________ Linux-HA mailing list [email protected] http://lists.linux-ha.org/mailman/listinfo/linux-ha See also: http://linux-ha.org/ReportingProblems
